EP2936515A1 - Verfahren zum herstellen eines messaufnehmers - Google Patents
Verfahren zum herstellen eines messaufnehmersInfo
- Publication number
- EP2936515A1 EP2936515A1 EP13805920.9A EP13805920A EP2936515A1 EP 2936515 A1 EP2936515 A1 EP 2936515A1 EP 13805920 A EP13805920 A EP 13805920A EP 2936515 A1 EP2936515 A1 EP 2936515A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- bobbin
- magnetic core
- coil
- sensor
- coil wire
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
- G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
- G01D5/20—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
- G01D5/204—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the mutual induction between two or more coils
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F17/00—Fixed inductances of the signal type
- H01F17/04—Fixed inductances of the signal type with magnetic core
- H01F17/045—Fixed inductances of the signal type with magnetic core with core of cylindric geometry and coil wound along its longitudinal axis, i.e. rod or drum core
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/30—Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other support
- H01F27/306—Fastening or mounting coils or windings on core, casing or other support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/06—Coil winding
- H01F41/064—Winding non-flat conductive wires, e.g. rods, cables or cords
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/06—Coil winding
- H01F41/098—Mandrels; Formers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F5/00—Coils
- H01F5/02—Coils wound on non-magnetic supports, e.g. formers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F5/00—Coils
- H01F5/04—Arrangements of electric connections to coils, e.g. leads
- H01F2005/043—Arrangements of electric connections to coils, e.g. leads having multiple pin terminals, e.g. arranged in two parallel lines at both sides of the coil
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/4902—Electromagnet, transformer or inductor
- Y10T29/49073—Electromagnet, transformer or inductor by assembling coil and core
Definitions
- the invention relates to a method for producing a sensor and the sensor.
- an inductive sensor for a position sensor which outputs an electrical signal to an evaluation based on a magnetic field of a donor element, which is dependent on the position of the donor element.
- a method for producing a coil as a sensor for a sensor the steps of arranging electrical terminals and a like ⁇ netic core for the coil, forming a coil bobbin to the magnetic core such that the magnetic core of the coil body at least partially envelops and the electrical connections ⁇ rule held by the bobbin winding at least one coil wire to the molded Spulenkör ⁇ by and connecting the wire-wound coils to the electrical connections.
- the specified method is based on the consideration that the bobbin of the measuring sensor could be manufactured beforehand, for example by injection molding, wherein the magnetic core could then be held in the prefabricated bobbin, for example by gluing.
- the stated method is based on the finding that this method of production would be very complicated, since at least the bonding step of the magnetic core on the bobbin would have to be realized with technically complex means.
- the stated method is based on the idea to manufacture the bobbin so that the magnetic core is held by a positive connection in the coil core.
- the magnetic core of coil bobbin we ⁇ uras is partially wrapped, so that it can no longer fall out ⁇ from the spool by the so-forming mold end.
- the bobbin is molded by means of a transfer molding process.
- the bobbin comprises a thermosetting material, in particular a resin system.
- the entire bobbin can be formed from the thermosetting material.
- a thermoset material has a particularly low thermal expansion coefficient and hardly shrinks after the transfer molding process. In this way, not only a thermal mismatch between the components of the sensor can be avoided, which leads to lower thermal stresses during temperature cycling. be in the ambient temperature of the sensor, which increase the cycle resistance of the sensor in the context of these temperature changes.
- the reduced shrinkage of the thermoset material during curing after the transfer molding process also leads to less internal mechanical stresses on the magnetic core and to a gap between the wound coil wire and the bobbin, which represents a lower risk of corrosion for the coil wire. In addition, that is liable
- thermoset material optimally to the electrical An ⁇ conclusions and thus leads to a particularly tight connection between the electrical connections and the bobbin, which in turn reduces the risk of wire breakage and corrosion ⁇ .
- thermoset material may preferably be a Epo ⁇ xidharzsystem, a phenol-formaldehyde resin system, a melamine-formaldehyde resin system, an unsaturated
- Polyester resin system or another free-flowing resin system include or be formed from. Pourable resin systems are thereby supplied in pellet form and Kings ⁇ nen are processed in the aforementioned molding process.
- a free-flowing resin system as in the
- Thermoplastic processing be promoted via a conventional Materialzu ⁇ management.
- free-flowing resin systems offer good dimensional stability, high duration ⁇ use temperature, good chemical resistance, good mechanical properties ⁇ Africa, an economic price-performance ratio ⁇ , good electrical properties and can be processed with sophisticated machinery and processing techniques.
- so-called non-free resin systems may be used, called for example, under Bulk Molding Compounds, BMC fall, which can be, for example, based on an unsaturated Polyestherharzsystems Herge ⁇ represents.
- BMC may be a glass fiber reinforced wet polyester.
- Non-flowable resin systems can be supplied in bale form and have substantially the same positive properties as the free-flowing resin systems.
- the magnetic core can be accommodated in the bobbin in any manner.
- the magnetic core can be included in the coil body in ⁇ example as part of the transfer molding process.
- the transfer molding process can also be carried out as a premold process, in the context of which a receiving body is formed with a recess.
- a receiving body is formed with a recess.
- the recess which beispielswei ⁇ se can be formed in the form of a trough
- the recess can be closed with the recorded magnetic core.
- the recess thus serves as a space in which the magnetic core can be fitted. This causes the material of the magnetic core to high Temperaturgradi ⁇ ducks and high peak temperatures of about 175 ° C during the molding process is protected. In addition, no forces are transmitted to the magnetic core during temperature changes.
- Soft magnetic materials such as iron-nickel magnets with and without freedom from magnetostriction, can be selected as the magnetic core.
- a magnetostat the change in magnetic characteristics such as magnetic field strength, magnetic flux density or magnetic permeability is to be understood hereinafter riktion by a mechanical DEMANDS ⁇ chung such as pressure or tension.
- a mechanical DEMANDS ⁇ chung such as pressure or tension.
- the material of the magnetic core can be single-layered but also multi-layered.
- the specified method may comprise the step of placing a mechanical decoupling material on the magnetic core prior to closing the recess, whereby the magnetic core is further decoupled mechanically from the bobbin, so that pressure loads on the magnetic core are largely prevented.
- the recess can also be filled with an elastic potting material, such as, for example, a silicone gel known per se.
- the closure of the recess with a lid can ⁇ SUC gene, for example, a material fit (glued), force-locking ⁇ (clamped) or form-fitting can be inserted into the recess (caught).
- the ends of the coil wire can after winding on the coil bobbin to connects the wound coil wire with the electrical connections are wound around the electrical connections.
- the ends of the coil wire can alternatively or additionally be welded, soldered, glued or twisted to the electrical connections.
- the electrical connection to the mechanical Ent ⁇ utilization of the coil wire after bonding of the wound coil wire can be bent with the electrical connection in a Rich ⁇ processing of the coil wire so that the coil wire is relieved to train and the winding tension is removed from the coil wire.
- the specified method comprises the steps of arranging a deflecting pin on the bobbin and connecting the wound coil wire to the electrical terminals via the deflection pin.
- the specified method comprises the step of forming a housing body around the bobbin with the wound coil wire connected to the electrical terminals.
- the housing body protects the coil wire and its electrical connection with the electrical connections against mechanical stress and / or wear such as corrosion.
- the material of the housing body can thereby the environmental conditions conditions of the transducer are to be created according ge ⁇ selected.
- the bobbin and the housing body should be formed of a material having an equal thermal expansion coefficient, in particular of a same material. In this way, thermal movements of the bobbin and the housing body can be matched, resulting in a further reduction in mechanical tension.
- the specified method comprises the step of arranging an electrically conductive sheet between a contact point of the electrical connections with a printed circuit board and the bobbin, wherein the housing body is formed around the conductive sheet.
- the electrically conductive sheet may be mechanically connected to the bobbin as a return plate or be used immediately before the transfer molding process for producing the housing body in a corresponding transfer molding tool, so that the electrically conductive sheet between the
- the remindleitblech defined in this Wei ⁇ se an additional mechanical stiffening of the molding ⁇ parts of the sensor, that is the bobbin and the housing body and can improve electromagnetic compatibility ⁇ ness of the sensor noticeably in an electronic circuit with the sensor. Furthermore defined specified differently be through the electrically conductive sheet-metal distances.
- the electrical connections can be on the electronics side, ie at the point where they are electrically connected to a circuit board be contacted, be adapted to any connection technology.
- connection technology for example, pin in paste, surface-mount technology (SMT), press-fitting, welding, splicing or gluing can be used here.
- the electrical connections can be connected in the manufacture of the sensor in a conventional manner, for example via struts with each other, so that the
- sensor must be separated from these struts, for example by punching.
- a bar code or a digital matrix code, DMC can be applied to the sensor, for example to the housing body, via which the sensor can be electronically recognized with regard to type, technical data or the like.
- the housing body which can be used by a placement tool.
- the housing body may be formed with at least ei ⁇ ner planar surface on which can attack a suction nozzle of an SMD mounter in a known manner to the Grasp sensor directly and be able to load on the circuit board.
- the sensor must not have a single coil on ⁇ , but can be wrapped with multiple coils, as used for example in a linear position sensor, called LIPS.
- a sensor comprises a specified sensor and a donor element, preferably in the form of a magnet, which is relative to
- Sensor is movably arranged.
- the indicated sensor is particularly preferably a linear position sensor, called LIPS.
- FIG. 2 shows the displacement sensor from FIG. 1, FIG.
- FIG. 3 shows a transducer in the displacement sensor from FIG. 2 in a first production state
- FIG. 4 shows a transducer in the displacement sensor from FIG. 2 in a second production state
- FIG. 5 shows a transducer in the displacement sensor of FIG. 2 in a ternative second production state
- FIG. 6 shows the converter from FIG. 2 in a final production state
- FIG. 8 shows an alternative view of the end region of the wall ⁇ lers in the second production state of Fig. 7.
- Fig. 1 shows a tandem master cylinder 2 with a displacement sensor 4.
- the tandem master cylinder 2 also has a pressure piston 6, which is arranged to be movable in a direction of movement 8 in a housing 10, wherein the movement of the Druckkol ⁇ bens 6 can be controlled by a foot pedal, not shown.
- the plunger 6 itself is in a primary piston 12 and with a secondary piston 14, wherein the Primärkol ⁇ ben 12 closes an entrance of the housing 10 and with the Se ⁇ kundärkolben 12 the interior of housing 10 into a primary chamber 16 and a secondary chamber eighteenth In Be ⁇ rich the entrance of the housing 10, a secondary sleeve 20 is disposed on the primary piston 12, which isolates the interior of the housing 10 from the ambient air.
- a pressure cuff 24 on the secondary piston 14 iso ⁇ lines the pressure of the primary chamber 16 from the pressure of the secondary chamber 18. Furthermore, seals another primary cup 26 on the secondary piston 14 from a gap between the secondary piston 14 and the wall of the housing 10th
- the primary piston 12 is supported against the secondary piston 14 via a first spring 28, while the secondary piston is supported against a housing bottom via a second spring 30.
- a first and second terminals 32, 34 the primary ⁇ chamber 16 and the secondary chamber 18 can be supplied with not shown hydraulic fluid accordingly.
- the displacement sensor 4 has a test body in the form of a slide 36 with a transmitter magnet 37 at its head end, which can be slid into the image plane under a sensor circuit 38 to be described later.
- the primary piston 12 has a flange 40, on which the slider 36 is counter-mounted. So that the flange 40 and the primary piston 12 together form a measuring object whose position is ermit ⁇ telt by the yet to be described sensor circuit 38 of the position sensor.
- the sensor circuit 38 is formed of a plurality of conductor tracks on a wiring support 42, such as a leadframe, a printed circuit board or another substrate.
- a lid 46 may be placed to protect, for example, from dirt.
- FIG. 2 shows the displacement sensor 4 of FIG.
- the circuit 38 of the displacement sensor comprises a transducer 48, which is designed in the present embodiment as a linear inductive position sensor, called LIPS.
- the wall ⁇ ler 48 detects a magnetic field 50 of the encoder magnet 37 and based on an unspecified referenced electrical encoder signal to the circuit 38 from.
- This encoder signal is converted by a first signal processing chip 52 and a second signal processing chip 54 into an unspecified referenced measurement signal, from which the La ⁇ ge of the slider 36 and thus the position of the flange 40 and the primary piston 12 emerges.
- the measurement signal thus produced can finally tapped at a transmitter interface 56 of the Wegsen ⁇ sors 4 via a not shown cable and are forwarded to a non-illustrated higher signal processing unit such as a motor control in a not shown vehicle.
- the circuit 38 may include protection elements 58 for protecting the two signal processing chips 52, 54 from, for example, an overvoltage. Furthermore, between the two signal processing chips 52, 54 from, for example, an overvoltage. Furthermore, between the two signal processing chips 52, 54 from, for example, an overvoltage. Furthermore, between the two signal processing chips 52, 54 from, for example, an overvoltage. Furthermore, between the two signal processing chips 52, 54 from, for example, an overvoltage. Furthermore, between the
- a shield plate 60 to ⁇ be ordered, which shields electromagnetic fields between the circuit 38 and the transducer 38 and thus avoids an influence of the circuit 38 to the transducer 48.
- the transducer 48 is via a Positive fit 62 arranged in a defined position on the wiring support 42.
- a protective mass 64 which holds the wiring support 42 and the transducer 48 mechanically.
- the protective ground 64 can not only ensure me ⁇ chanical stability between the wiring support 42 and the transducer 48, an interior of the displacement sensor 4 to the circuit 38 is also effectively protected from contamination.
- this interior may also preferably be filled with the protective compound 64.
- the displacement sensor 4 can be encapsulated in the production with the protective mass 64, for example.
- the Ver ⁇ wire carrier 42 of the displacement sensor 4 for example, be held at the transmission interface 56, which must remain free for electrical contact with the above cable anyway.
- FIG. 3 shows the transducer 48 in the displacement sensor 4 of FIG. 2 in a first production state.
- a leadframe 72 with contact pins 74 is punched out for the first production state, mechanically supporting the transducer 48 on the above-mentioned wiring support 42 and electrically contacting it with the circuit 38 on the wiring support 42.
- the contact pins 74 are provided only some bears a reference ⁇ chen in Fig sake of clarity. 3,.
- Core 76 is arranged, which is later provided for transmitting a magnetic field between to be described coils.
- FIG. 4 shows the transducer 48 in the displacement sensor 4 of FIG. 2 in a second production state.
- the leadframe 72 is enveloped by the magnetic core 76 with a transformer protection ground 78.
- Transformer protection material 78 in the present embodiment, is made of duroplastic, which has a substantially equal expansion coefficient to the magnetic core 76, which may be made of, for example, iron-nickel. In the case of temperature fluctuations, hardly any mechanical stresses are introduced into the magnetic core 76.
- the converter protection mass 78 is formed with four Trennelemen ⁇ th 80, that they divide the magnetic core 76 in two outer winding areas 82 and an inner Wickelbe ⁇ rich 84. In this case, the outer winding regions 82 are shorter than the inner winding region 84.
- the contact pins 74 can then be bent in the direction of an underside of the converter 48, as shown in FIG. 4.
- an alternating electrical voltage signal is applied for example to the primary coil ⁇ which should induce over the magnetic core 76 in the identical secondary coils, an identical output signal.
- Fig. 5 shows the transducer 48 in the displacement sensor 4 of Fig. 2 in an alternative second production state in a sectional view.
- the transducer protector 78 is first mass me as a receiving body for example by means of a molding process ⁇ from a thermoset material with the Leadfra- 72 and a recess in the form of a trough formed 86 in which the magnetic core 76 is inserted. The trough 86 is then closed with a lid 88.
- the separating elements 80 shown in FIG. 5 are in the present embodiment by way of example designed as separate elements, which are pushed over the closed with the lid 88 receiving body from the converter protection material 78.
- the contact legs 74 of the lead frame 72 can then be bent in the direction of an underside of the converter 48, as shown in FIG.
- the ends of the wires 94 of the primary coil 90 and the Sekundärspu ⁇ len 92 are electrically connected to the contact legs 74, which is discussed in more detail in the context of FIGS. 7 and 8.
- transducer 48 functions in the same manner as the transducer described in FIG.
- the transducer 48 of FIG. 3 or FIG. 5 may be finally received in a housing body 96, which is shown in FIG based on the transducer 48 shown in Fig. 5 is exemplified.
- This housing body 96 can surround the wall ⁇ ler 48 fully and thus serve as protection against environmental influences.
- an electrically conductive return plate 98 may be cast in the housing body 96.
- the ends of the wires 94 of the primary coil 90 and the secondary coils 92 can be wound around the contact pads 74 and then electrically contacted, for example by soldering.
- deflecting pins 100 can furthermore be arranged in the transformer protection ground 78.
- the contact legs 74 may be bent toward the wires 94, thereby creating a mechanical relaxation region 102, as indicated in FIG. 8, which pulls the wires 94 in tension relaxed.
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102012224101.9A DE102012224101A1 (de) | 2012-12-20 | 2012-12-20 | Verfahren zum Herstellen eines Messaufnehmers |
| PCT/EP2013/076930 WO2014095884A1 (de) | 2012-12-20 | 2013-12-17 | Verfahren zum herstellen eines messaufnehmers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP2936515A1 true EP2936515A1 (de) | 2015-10-28 |
| EP2936515B1 EP2936515B1 (de) | 2018-12-05 |
Family
ID=49766118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP13805920.9A Active EP2936515B1 (de) | 2012-12-20 | 2013-12-17 | Verfahren zum herstellen eines messaufnehmers |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US10401196B2 (de) |
| EP (1) | EP2936515B1 (de) |
| KR (1) | KR102148550B1 (de) |
| CN (1) | CN105074844B (de) |
| DE (1) | DE102012224101A1 (de) |
| WO (1) | WO2014095884A1 (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102014213221A1 (de) * | 2014-07-08 | 2016-01-14 | Continental Teves Ag & Co. Ohg | Wegmessung basierend auf Wirbelströmen und eine Abschirmung aufhebenden Geberelement |
| CN106762005B (zh) * | 2017-01-24 | 2023-04-18 | 绵阳富临精工机械股份有限公司 | 一种用于电磁执行器的电路结构 |
| DE102018217517A1 (de) * | 2018-10-12 | 2020-04-16 | Continental Teves Ag & Co. Ohg | Wegsensor mit Rückschlusskern in einer Gehäusekavität |
| KR102814539B1 (ko) * | 2020-04-02 | 2025-05-28 | 엘지전자 주식회사 | 변위 센서 |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3577603B2 (ja) * | 1993-12-03 | 2004-10-13 | Necトーキン株式会社 | コモンモード巻線インダクタ用リードフレーム、及びそれを用いたコモンモード巻線インダクタの製造方法 |
| US5883511A (en) * | 1997-03-27 | 1999-03-16 | General Motors Corporation | Sensor wire lead strain relief |
| DE69803014T2 (de) | 1997-07-25 | 2002-07-04 | Tokin Corp., Sendai | Magnetischer Fühler mit einer auf den Spulenkörper aufgebrachten lineare Dünnschichtleiterabschnitte aufweisenden Erregerspule mit darauf gewickelter Detektorspule |
| US6562884B1 (en) * | 1999-03-17 | 2003-05-13 | Vantico, Inc. | Epoxy resin compositions having a long shelf life |
| US6534888B1 (en) * | 1999-03-19 | 2003-03-18 | Mannesmann Vdo Ag | Electric motor intended to be fixed to a printed circuit board |
| DE10130572B4 (de) | 2001-06-27 | 2010-01-07 | Ifm Electronic Gmbh | Induktiver Wegsensor zur Bestimmung der Position eines Beeinflussungselements und Verfahren zur Bestimmung der Position eines Beeinflussungselements mit einem induktiven Wegsensor |
| DE10139839A1 (de) * | 2001-08-14 | 2003-03-13 | Epcos Ag | Zwei-Komponenten-Spulenkörper sowie Verfahren zu seiner Herstellung |
| US6690255B2 (en) * | 2002-02-21 | 2004-02-10 | Coilcraft, Incorporated | Electronic component |
| US20050116801A1 (en) * | 2003-03-07 | 2005-06-02 | Proehl Gregory L. | Sensor coil and method of manufacturing same |
| DE102005010342A1 (de) * | 2005-03-07 | 2006-09-14 | Epcos Ag | Induktives Bauelement |
| US7816915B2 (en) | 2006-01-06 | 2010-10-19 | Biosense Webster, Inc. | Miniature coils on core with printed circuit |
| TW200746189A (en) * | 2006-06-05 | 2007-12-16 | Hon Hai Prec Ind Co Ltd | Power inductor and method of manufacturing the same |
| DE102007036310A1 (de) * | 2007-07-31 | 2009-02-05 | Hydac Electronic Gmbh | Sicherheitsvorrichtung |
| JPWO2009028247A1 (ja) * | 2007-08-31 | 2010-11-25 | スミダコーポレーション株式会社 | コイル部品及びそのコイル部品の製造方法 |
| CN101599360B (zh) * | 2009-04-24 | 2011-05-25 | 许登贤 | 内嵌贴装低压线圈的变压器骨架制造方法及产品 |
| KR101065491B1 (ko) * | 2009-11-16 | 2011-09-19 | 동양이엔피 주식회사 | 트랜스포머 |
| KR20140043310A (ko) * | 2011-02-22 | 2014-04-09 | 페더럴-모굴 이그니션 컴퍼니 | 향상된 에너지 효율을 가진 코로나 점화기 |
| JP2013004887A (ja) * | 2011-06-21 | 2013-01-07 | Minebea Co Ltd | コイル部品 |
| JP5885121B2 (ja) * | 2011-10-06 | 2016-03-15 | 日立金属株式会社 | アンテナ用コイル部品 |
-
2012
- 2012-12-20 DE DE102012224101.9A patent/DE102012224101A1/de active Pending
-
2013
- 2013-12-17 US US14/652,851 patent/US10401196B2/en active Active
- 2013-12-17 WO PCT/EP2013/076930 patent/WO2014095884A1/de not_active Ceased
- 2013-12-17 EP EP13805920.9A patent/EP2936515B1/de active Active
- 2013-12-17 KR KR1020157018820A patent/KR102148550B1/ko active Active
- 2013-12-17 CN CN201380073358.0A patent/CN105074844B/zh active Active
Non-Patent Citations (1)
| Title |
|---|
| See references of WO2014095884A1 * |
Also Published As
| Publication number | Publication date |
|---|---|
| KR102148550B1 (ko) | 2020-08-26 |
| CN105074844A (zh) | 2015-11-18 |
| US10401196B2 (en) | 2019-09-03 |
| EP2936515B1 (de) | 2018-12-05 |
| CN105074844B (zh) | 2018-04-17 |
| DE102012224101A1 (de) | 2014-06-26 |
| US20150332851A1 (en) | 2015-11-19 |
| WO2014095884A1 (de) | 2014-06-26 |
| KR20150097630A (ko) | 2015-08-26 |
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